Development

Python 2与Python 3的对比:从实际出发的考量 — step-by-step Python tutorial on Progressive Robot

Python 2与Python 3的对比:从实际出发的考量

Python是可读性很强,并且用途极其多样的编程语言。它的名字是从英国的喜剧团体“Monty Python”受到启发,因此“让Python语言用起来很有趣”对于Python开发团队来说是非常重要的核心目标。易于安装配置、代码风格相对简单直接、有即时的反馈和报错,这些特性让Python成为编程初学者的一个很好选择。 由于Python是一种“多范式”语言-也就是说它支持多种编程样式,包括“脚本”和“面向对象”,因此非常适用于通用编程,用途广泛。在工业界,Python被诸如United Space…

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Understanding Destructuring, Rest Parameters, and Spread Syntax in JavaScript — step-by-step Javascript tutorial on Progressive Robot

Understanding Destructuring, Rest Parameters, and Spread Syntax in JavaScript

Introduced in ECMAScript 2015 (ES6), destructuring, rest parameters, and spread syntax provide more direct ways of accessing the members of an array or an object, and can make working with data structures quicker and more succinct. In this article, you will learn how to destructure objects and arrays in JavaScript, how to use the spread operator to unpack objects and arrays, and how to use rest parameters in function calls.

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How To Write Comments in Go — step-by-step Programming tutorial on Progressive Robot

How To Write Comments in Go

Almost all programming languages have a syntax for adding comments to code, and Go is no exception. Comments are ignored by the compiler, but they add invaluable context that helps your collaborators—and your future self—to avoid pitfalls and write more maintainable code.

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